Fixing spelling of "lambda" (#896)

Author: tyoungsc

DirectProgramming/DPC++FPGA/Tutorials/DesignPatterns/buffered_host_streaming/src/streaming_with_api.hpp

@@ -131,7 +131,7 @@ void DoOneIterationAPI(queue& q, size_t buffers, size_t buffer_count,
   start = high_resolution_clock::now();
 
   // Start the producer thread.
-  // The code in the lamda runs in a different thread and therefore does not
+  // The code in the lambda runs in a different thread and therefore does not
   // block the process of the 'main' thread.
   std::thread producer_thread([&] {
     size_t rep = 0;